Home / 2,258,910.11-3,389,711.51-819,705.79

Finding the Fourth Proportional to 2,258,910.11, 3,389,711.51 and 819,705.79

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Solution

The fourth proportional to 2,258,910.11, 3,389,711.51 and 819,705.79 is: 1,230,047.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,910.11 : 3,389,711.51 = 819,705.79 : x
  2. Step 2: Convert to fraction form
    2,258,910.11/3,389,711.51 = 819,705.79/x
  3. Step 3: Cross multiply
    2,258,910.11x = 3,389,711.51 × 819,705.79
  4. Step 4: Simplify right side
    2,258,910.11x = 2,778,566,151,176.64
  5. Step 5: Solve for x
    x = 2,778,566,151,176.64/2,258,910.11
  6. Step 6: Final answer
    x = 1,230,047.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.